Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1401607
| VA | Alexandria city | Potomac River in Alexandria | 2012 |
02070010
| Middle Potomac-Anacostia-Occoquan | unknown |
1401608
| VA | Alexandria city | Potomac River in Alexandria | 2012 |
02070010
| Middle Potomac-Anacostia-Occoquan | unknown |
259847
| VA | Arlington | Boundry Channel adjacent to Potomac River near the Pentagon | 2007 |
02070010
| Middle Potomac-Anacostia-Occoquan | established |
1401609
| VA | Fairfax | Lake Barcroft [N of Annandale] | 2013 |
02070010
| Middle Potomac-Anacostia-Occoquan | unknown |
1401610
| VA | Fairfax | Potomac River at Gunston Cove | 2014 |
02070010
| Middle Potomac-Anacostia-Occoquan | unknown |
1418924
| VA | Prince William | Occoquan River | 2017 |
02070010
| Middle Potomac-Anacostia-Occoquan | unknown |